Finding the Fourth Proportional to 2,116,549.12, 2,920,892.12 and 1,149,734.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,549.12 : 2,920,892.12 = 1,149,734.74 : x
2. Step 2: Convert to fraction form
   2,116,549.12/2,920,892.12 = 1,149,734.74/x
3. Step 3: Cross multiply
   2,116,549.12x = 2,920,892.12 × 1,149,734.74
4. Step 4: Simplify right side
   2,116,549.12x = 3,358,251,142,156.25
5. Step 5: Solve for x
   x = 3,358,251,142,156.25/2,116,549.12
6. Step 6: Final answer
   x = 1,586,663.46